What are the part numbers for mobil 1 oil filters for my motors " 1996 mercruiser 454 450 hp. What is the differance between Mercury racing filter and Mobil 1 filter??

I had a 19991 454 (330hp) and now a 1999 502 (415hp) and both take the Mobil M1-302.

I use the M1-302
in my HP500's